Quantitative Aptitude - Arithmetic Ability Questions

If the amount received at the end of 2nd and 3rd year at Compound Interest on a certain Principal is Rs 25088, and Rs 28098.56 respectively, what is the rate of interest?

The angle of elevation of the top of a hill at the foot of the tower is 60 deg and the angle of elevation of the top of the tower from the foot of the hill is 30 deg. If the tower is 50 m high, what is the height of the hill?

If the amount received at the end of 2nd and 3rd year at Compound Interest on a certain Principal is Rs 29160, and Rs 31492.8 respectively, what is the rate of interest?

The length of a chord which is at a distance of 12 cm from the centre of a circle of radius 13 cm is

Triangle DEF is right angled at E. If cot D = 5/12, then what is the value of sin F?

What should be added to 3(x­ - 2y) to obtain 2(3x + y) -­ 5(2x + 3)?

If 3x + 2 < 2x + 1 and x ­- 4 ≤ 2x -­ 1; then x can take which of the following values?

What is the value of 2sec2A?